Commit | Line | Data |
---|---|---|
45db1c61 PA |
1 | /* |
2 | * System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c | |
3 | * with some changes for UML. | |
4 | */ | |
5 | ||
6 | #include <linux/linkage.h> | |
7 | #include <linux/sys.h> | |
8 | #include <linux/cache.h> | |
9 | #include <generated/user_constants.h> | |
034042cc | 10 | #include <asm/syscall.h> |
45db1c61 PA |
11 | |
12 | #define __NO_STUBS | |
13 | ||
14 | /* | |
15 | * Below you can see, in terms of #define's, the differences between the x86-64 | |
16 | * and the UML syscall table. | |
17 | */ | |
18 | ||
19 | /* Not going to be implemented by UML, since we have no hardware. */ | |
47db9e7c | 20 | #define sys_iopl sys_ni_syscall |
45db1c61 PA |
21 | #define sys_ioperm sys_ni_syscall |
22 | ||
23 | #define sys_vm86old sys_ni_syscall | |
24 | #define sys_vm86 sys_ni_syscall | |
25 | ||
26 | #define old_mmap sys_old_mmap | |
27 | ||
cfcbadb4 | 28 | #define __SYSCALL_I386(nr, sym, qual) extern asmlinkage long sym(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) ; |
45db1c61 PA |
29 | #include <asm/syscalls_32.h> |
30 | ||
31 | #undef __SYSCALL_I386 | |
cfcbadb4 | 32 | #define __SYSCALL_I386(nr, sym, qual) [ nr ] = sym, |
45db1c61 | 33 | |
eb974c62 | 34 | extern asmlinkage long sys_ni_syscall(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); |
45db1c61 | 35 | |
b485342b | 36 | const sys_call_ptr_t sys_call_table[] ____cacheline_aligned = { |
45db1c61 PA |
37 | /* |
38 | * Smells like a compiler bug -- it doesn't work | |
39 | * when the & below is removed. | |
40 | */ | |
41 | [0 ... __NR_syscall_max] = &sys_ni_syscall, | |
42 | #include <asm/syscalls_32.h> | |
43 | }; | |
44 | ||
45 | int syscall_table_size = sizeof(sys_call_table); |